MALICIOUS
126
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
The file is identified as malicious by ML classifiers and ClamAV, indicating a phishing or trojan threat. The PDF contains numerous embedded URLs, many pointing to potentially disposable domains, suggesting a link farm or redirection mechanism to malicious sites. While no scripts were directly extracted, the PDF structure and URL patterns are indicative of a phishing lure, likely delivered as a spearphishing attachment.
Machine Learning
- Nyx PDF Classifier malicious score 0.9939
Heuristics 5
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ClamAV: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0 critical CLAMAV_DETECTIONClamAV detected this file as malware: Pdf.Phishing.Trojan-d2528dad23a95d95-d2528dad23a95d95-10044376-0
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Small PDF is a non-clustered link farm on disposable hosting medium PDF_SEO_DISPOSABLE_LINK_FARMSmall PDF contains many clickable external PDF links spread thin across many distinct hosts (no single dominant host), corroborated by a utm_term SEO-redirector link and/or links parked on free/disposable content hosts. This is the 'free document/template' SEO phishing PDF family, which ranks for search queries and routes users into payload/redirect chains, rather than a normal document citation pattern. The PDF itself carries no exploit — the risk is the linked destinations.
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External URI info PDF_URIPDF contains an external URL action
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL http://interel-rus.ru/test/sites/default/files/file/paguraliw.pdf In PDF document text
- http://hemeringen.de/ckeditor_ablage/userfiles/files/22984738505.pdfIn PDF document text
- http://yey.uw52.com/upload/files/87701648894.pdfIn PDF document text
- http://sevinctekstil.com/resimler/files/zidos.pdfIn PDF document text
- https://piataafacerilor.ro/app/webroot/files/userfiles/files/nilexu.pdfIn PDF document text
- https://asiquim.com/ckfinder/userfiles/files/5476188426.pdfIn PDF document text
- http://jocoseatee.com/userfiles/files/6277322073.pdfIn PDF document text
- http://epoxidice.ro/mm/file/59331081130.pdfIn PDF document text
- http://koala-al.com/d/files/fitadejafifosukitosol.pdfIn PDF document text
- https://studiopros.com/userfiles/file/In PDF document text
- http://vertracapital.com/uploads/files/jetutisopafasamu.pdfIn PDF document text
- http://szkolka-wiercioch.pl/files/file/11574740630.pdfIn PDF document text
- https://mobilieroccasion.fr/uploads/file/kujuxemepanumugoxisete.pdfIn PDF document text
- https://autohausnschmidt.de/userfiles/file/97780104632.pdfIn PDF document text
- http://sintellect.ru/Repository/file/kiloreruz.pdfIn PDF document text
- http://www.sunarmisir.com.tr/wp-content/plugins/super-forms/uploads/php/files/ptnoavim7jqu7k498utgv9psi5/daziparunixiwoziluzaw.pdfIn PDF document text
- https://alquimia.in/admin/fckeditor/editorfile/5163240962.pdfIn PDF document text
- https://ww150007.linebot.net/upfile/files/20210906194820.pdfIn PDF document text
- http://www.gobarging.com/uploads/textareas/file/topaxuwomadubofesagitoxil.pdfIn PDF document text
- https://psg66.ru/admin/ckfinder/userfiles/files/munetajugipopofuraraxo.pdfIn PDF document text
- http://biplano.eu/userfiles/files/37332059002.pdfIn PDF document text
- https://aordonez.com/images/contenidos/files/47602485116.pdfIn PDF document text
- http://traktorpulling.de/ablage/userfiles/files/wipizab.pdfIn PDF document text
- http://klingende-zeder.de/wp-content/plugins/formcraft/file-upload/server/content/files/1613357f3caf40---73748704717.pdfIn PDF document text
- https://www.alugutader.fr/ckfinder/userfiles/files/nevonifopiriliduzodegoza.pdfIn PDF document text
- https://cytairtool.com/test/userfiles/file/20210903_cadb0.pdfIn PDF document text
- https://feedproxy.google.com/~r/Uplcv/~3/BkSY9tpko7c/uplcv?utm_term=the+grudge+download+torrentPDF link annotation
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://dejavu.sourceforge.netIn PDF document text
- http://dejavu.sourceforge.net/wiki/index.php/LicenseIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000c232.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC232 | 10416 bytes |
SHA-256: 58274d1ec8c9f62ed106f7142df15f20ed5c9ef094cb08f673e54b8cbf903acf |
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font_01_sfnt_off0000d99e.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xD99E | 16792 bytes |
SHA-256: 9d2294e344127da9ddc2b77d68b1576b6b78373885bc9da2859f180a98f2c1e1 |
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font_02_sfnt_off0000f1b0.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xF1B0 | 17704 bytes |
SHA-256: e420e752ae4a0dde807d4da2683490551710475902d9ba09250c880b4a909f25 |
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